diff --git a/packages/core-components/api-report.md b/packages/core-components/api-report.md
index d098403113..e12a6e04fe 100644
--- a/packages/core-components/api-report.md
+++ b/packages/core-components/api-report.md
@@ -1152,6 +1152,11 @@ export const SidebarDivider: React_2.ComponentType<
     }
 >;
 
+// Warning: (ae-missing-release-tag) "SidebarDividerClassKey" is exported by the package, but it is missing a release tag (@alpha, @beta, @public, or @internal)
+//
+// @public (undocumented)
+export type SidebarDividerClassKey = 'root';
+
 // @public
 export const SidebarExpandButton: () => JSX.Element | null;
 
@@ -1760,6 +1765,11 @@ export const SidebarSpace: React_2.ComponentType<
     }
 >;
 
+// Warning: (ae-missing-release-tag) "SidebarSpaceClassKey" is exported by the package, but it is missing a release tag (@alpha, @beta, @public, or @internal)
+//
+// @public (undocumented)
+export type SidebarSpaceClassKey = 'root';
+
 // Warning: (ae-missing-release-tag) "SidebarSpacer" is exported by the package, but it is missing a release tag (@alpha, @beta, @public, or @internal)
 //
 // @public (undocumented)
@@ -2029,6 +2039,11 @@ export const SidebarSpacer: React_2.ComponentType<
     }
 >;
 
+// Warning: (ae-missing-release-tag) "SidebarSpacerClassKey" is exported by the package, but it is missing a release tag (@alpha, @beta, @public, or @internal)
+//
+// @public (undocumented)
+export type SidebarSpacerClassKey = 'root';
+
 // @public
 export const SidebarSubmenu: (props: SidebarSubmenuProps) => JSX.Element;